Desk lamp



FIG. 1 is a front and side perspective view thereof;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a top view thereof;

FIG. 4 is a left side elevational view thereof, the right side being a mirror image thereof;

FIG. 5 is a rear elevational view thereof; and,

FIG. 6 is a bottom view thereof; and,

FIG. 7 is a fragmentary bottom perspective view thereof, the support arm being fragmentarily shown for convenience of illustration. 

The ornamental design for a desk lamp, as shown and described. 